Answer:
Step-by-step explanation:
i don't see the thing you put it just shows the question
Hello!
Okay, so first we need to add like terms... so first, add the terms with the same variables. That gives us:
9x + 7y + 4 + y
Now add 7y and y
That gives us:
9x + 8y + 4
This can't be added anymore... this is as far as we can go because they are no longer like terms.
Answer:
355
Step-by-step explanation:
I think B but don't take my word!!!
Answer: (x,y,z) = (-4,0,-2)
Step-by-step explanation:
